Genetic Variant NM_001146685.2:c.14G>C (chr1-1426141-G-C) – ACMG Classification: Likely_benign (-4 pts)

Variant summary

Our verdict is Likely benign. The variant received -4 ACMG points: 0P and 4B. BP4_Strong

The NM_001146685.2(TMEM278):c.14G>C(p.Gly5Ala) variant causes a missense change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.000133 in 1,409,760 control chromosomes in the GnomAD database, with no homozygous occurrence. In-silico tool predicts a benign outcome for this variant. 12/18 in silico tools predict a benign outcome for this variant. Variant has been reported in ClinVar as Uncertain significance (★).

Frequency

Genomes: 𝑓 0.00014 ( 0 hom., cov: 32)

Exomes 𝑓: 0.00013 ( 0 hom. )

Consequence

TMEM278
NM_001146685.2 missense

Scores

Clinical Significance

Uncertain significance criteria provided, single submitter U:1

Conservation

PhyloP100: 0.192

Publications

0 publications found

Variant links:

Genes affected

TMEM278 (HGNC:37099): (transmembrane protein 88B) Predicted to enable PDZ domain binding activity. Predicted to be integral component of membrane. Predicted to be active in plasma membrane. [provided by Alliance of Genome Resources, Apr 2022]

TMEM278 links:

Genome browser will be placed here

ACMG classification

Classification was made for transcript

Our verdict: Likely_benign. The variant received -4 ACMG points.

BP4

Computational evidence support a benign effect (MetaRNN=0.038343072).

Variant Effect in Transcripts

ACMG analysis was done for transcript: NM_001146685.2. You can select a different transcript below to see updated ACMG assignments.

RefSeq Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	TMEM278	NM_001146685.2	MANE Select	c.14G>C	p.Gly5Ala	missense	Exon 1 of 2	NP_001140157.1	A6NKF7

Ensembl Transcripts

Sel.	Gene	Transcript	Tags	HGVSc	HGVSp	Effect	Exon Rank	Protein	UniProt
	TMEM88B	ENST00000378821.4	TSL:2 MANE Select	c.14G>C	p.Gly5Ala	missense	Exon 1 of 2	ENSP00000455099.1	A6NKF7

Frequencies

GnomAD3 genomes

AF:

0.000145

AC:

AN:

152156

Hom.:

Cov.:

show subpopulations

Gnomad AFR

AF:

0.0000241

Gnomad AMI

AF:

0.00

Gnomad AMR

AF:

0.000131

Gnomad ASJ

AF:

0.00

Gnomad EAS

AF:

0.00

Gnomad SAS

AF:

0.00

Gnomad FIN

AF:

0.00

Gnomad MID

AF:

0.00

Gnomad NFE

AF:

0.000279

Gnomad OTH

AF:

0.00

GnomAD2 exomes

AF:

0.0000551

AC:

AN:

36282

AF XY:

0.0000557

show subpopulations

Gnomad AFR exome

AF:

0.00

Gnomad AMR exome

AF:

0.000333

Gnomad ASJ exome

AF:

0.00

Gnomad EAS exome

AF:

0.00

Gnomad FIN exome

AF:

0.00

Gnomad NFE exome

AF:

0.00

Gnomad OTH exome

AF:

0.00

GnomAD4 exome

AF:

0.000132

AC:

166

AN:

1257604

Hom.:

Cov.:

AF XY:

0.000128

AC XY:

AN XY:

611436

show subpopulations

African (AFR)

AF:

0.0000411

AC:

AN:

24314

American (AMR)

AF:

0.000122

AC:

AN:

16370

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

17694

East Asian (EAS)

AF:

0.00

AC:

AN:

29694

South Asian (SAS)

AF:

0.00

AC:

AN:

58608

European-Finnish (FIN)

AF:

0.00

AC:

AN:

44070

Middle Eastern (MID)

AF:

0.00

AC:

AN:

4292

European-Non Finnish (NFE)

AF:

0.000158

AC:

160

AN:

1010964

Other (OTH)

AF:

0.0000581

AC:

AN:

51598

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.492

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Exome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

GnomAD4 genome

AF:

0.000145

AC:

AN:

152156

Hom.:

Cov.:

AF XY:

0.000161

AC XY:

AN XY:

74322

show subpopulations

African (AFR)

AF:

0.0000241

AC:

AN:

41420

American (AMR)

AF:

0.000131

AC:

AN:

15286

Ashkenazi Jewish (ASJ)

AF:

0.00

AC:

AN:

3472

East Asian (EAS)

AF:

0.00

AC:

AN:

5194

South Asian (SAS)

AF:

0.00

AC:

AN:

4832

European-Finnish (FIN)

AF:

0.00

AC:

AN:

10626

Middle Eastern (MID)

AF:

0.00

AC:

AN:

316

European-Non Finnish (NFE)

AF:

0.000279

AC:

AN:

68006

Other (OTH)

AF:

0.00

AC:

AN:

2092

Allele Balance Distribution

Red line indicates average allele balance

Average allele balance: 0.482

Heterozygous variant carriers

0.00

0.20

0.40

0.60

0.80

0.95

Allele balance

Age Distribution

Genome Het

Variant carriers

<30

30-35

35-40

40-45

45-50

50-55

55-60

60-65

65-70

70-75

75-80

>80

Age

Alfa

AF:

0.000159

Hom.:

Bravo

AF:

0.000136

ExAC

AF:

0.0000236

AC:

ClinVar

ClinVar submissions

Significance:Uncertain significance

Revision:criteria provided, single submitter

View on ClinVar

Pathogenic

VUS

Benign

Condition

not specified (1)

Computational scores

Source: dbNSFP v4.9

Name

Calibrated prediction

Score

Prediction

AlphaMissense

Benign

0.11

BayesDel_addAF

Benign

-0.59

BayesDel_noAF

Benign

-0.74

CADD

Benign

(source)

DANN

Benign

0.74

DEOGEN2

Benign

0.0039

FATHMM_MKL

Benign

0.32

LIST_S2

Benign

0.42

M_CAP

Benign

0.0089

MetaRNN

Benign

0.038

MutationAssessor

Benign

0.0

PhyloP100

0.19

PrimateAI

Uncertain

0.64

PROVEAN

Benign

-0.77

Sift

Benign

0.26

Sift4G

Benign

0.47

Polyphen

0.091

Vest4

0.091

MVP

0.42

GERP RS

2.2

PromoterAI

-0.044

Neutral

(source)

Varity_R

0.048

gMVP

0.11

Mutation Taster

=94/6

polymorphism

(source)

Splicing

Name

Calibrated prediction

Score

Prediction

SpliceAI score (max)

0.0

Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

You must be logged in to view publications. This limit was set because tens of millions (!) of queries from AI bots are generated daily.

Variant summary

Frequency

Consequence

Scores

Clinical Significance

Conservation

Publications

ACMG classification

Variant Effect in Transcripts

RefSeq Transcripts

Ensembl Transcripts

Frequencies

Age Distribution

Age Distribution

ClinVar

Computational scores

Splicing

Publications

Other links and lift over